Home / 57,379.62-86,062.58-15,262.78

Finding the Fourth Proportional to 57,379.62, 86,062.58 and 15,262.78

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Solution

The fourth proportional to 57,379.62, 86,062.58 and 15,262.78 is: 22,892.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,379.62 : 86,062.58 = 15,262.78 : x
  2. Step 2: Convert to fraction form
    57,379.62/86,062.58 = 15,262.78/x
  3. Step 3: Cross multiply
    57,379.62x = 86,062.58 × 15,262.78
  4. Step 4: Simplify right side
    57,379.62x = 1,313,554,108.98
  5. Step 5: Solve for x
    x = 1,313,554,108.98/57,379.62
  6. Step 6: Final answer
    x = 22,892.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.